Louis Riddick and Brian Griese join SportsCenter to break down Kyler Murray's brief, but subpar appearance against the Kansas City Chiefs, and they take a look at how Patrick Mahomes and the Chiefs have retooled for the new season. ✔️Subscribe to ESPN+ http://espnplus.com/youtube ✔️ Get the ESPN App: http://www.espn.com/espn/apps/espn ✔️Subscribe to ESPN on YouTube: http://es.pn/SUBSCRIBEtoYOUTUBE ✔️ Subscribe to NBA on ESPN on YouTube: http://bit.ly/SUBSCRIBEtoNBAonESPN ✔️ Watch ESPN on YouTube TV: http://es.pn/YouTubeTV